[INFO] fetching crate constrained-connection 0.1.0...
[INFO] testing constrained-connection-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate constrained-connection 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate constrained-connection 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate constrained-connection 0.1.0
[INFO] finished tweaking crates.io crate constrained-connection 0.1.0
[INFO] tweaked toml for crates.io crate constrained-connection 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate constrained-connection 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded futures-io v0.3.12
[INFO] [stderr]   Downloaded futures-executor v0.3.12
[INFO] [stderr]   Downloaded futures-channel v0.3.12
[INFO] [stderr]   Downloaded futures-core v0.3.12
[INFO] [stderr]   Downloaded wasi v0.10.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded rand_core v0.6.1
[INFO] [stderr]   Downloaded futures-util v0.3.12
[INFO] [stderr]   Downloaded thread_local v1.1.2
[INFO] [stderr]   Downloaded futures-macro v0.3.12
[INFO] [stderr]   Downloaded env_logger v0.8.2
[INFO] [stderr]   Downloaded futures v0.3.12
[INFO] [stderr]   Downloaded futures-task v0.3.12
[INFO] [stderr]   Downloaded futures-sink v0.3.12
[INFO] [stderr]   Downloaded libc v0.2.83
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ab729ab239432fecaff29321cff0cb3e2d5b5c2a759550d5404b176650d56e6
[INFO] running `Command { std: "docker" "start" "-a" "0ab729ab239432fecaff29321cff0cb3e2d5b5c2a759550d5404b176650d56e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ab729ab239432fecaff29321cff0cb3e2d5b5c2a759550d5404b176650d56e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab729ab239432fecaff29321cff0cb3e2d5b5c2a759550d5404b176650d56e6", kill_on_drop: false }`
[INFO] [stdout] 0ab729ab239432fecaff29321cff0cb3e2d5b5c2a759550d5404b176650d56e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4129b1c921fe6fca736037daffd7ba46d4a16ce2a2b2a6f66be507b9caf3ab8a
[INFO] running `Command { std: "docker" "start" "-a" "4129b1c921fe6fca736037daffd7ba46d4a16ce2a2b2a6f66be507b9caf3ab8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling constrained-connection v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.84s
[INFO] running `Command { std: "docker" "inspect" "4129b1c921fe6fca736037daffd7ba46d4a16ce2a2b2a6f66be507b9caf3ab8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4129b1c921fe6fca736037daffd7ba46d4a16ce2a2b2a6f66be507b9caf3ab8a", kill_on_drop: false }`
[INFO] [stdout] 4129b1c921fe6fca736037daffd7ba46d4a16ce2a2b2a6f66be507b9caf3ab8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2c34a9d0f0e890975fc4c5d88d4144e996e2825a309b5d903a2c3fb4075104a
[INFO] running `Command { std: "docker" "start" "-a" "c2c34a9d0f0e890975fc4c5d88d4144e996e2825a309b5d903a2c3fb4075104a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.83
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling constrained-connection v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.93s
[INFO] running `Command { std: "docker" "inspect" "c2c34a9d0f0e890975fc4c5d88d4144e996e2825a309b5d903a2c3fb4075104a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2c34a9d0f0e890975fc4c5d88d4144e996e2825a309b5d903a2c3fb4075104a", kill_on_drop: false }`
[INFO] [stdout] c2c34a9d0f0e890975fc4c5d88d4144e996e2825a309b5d903a2c3fb4075104a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 098efacf0d76cacb07e54193cae872c5cbdeb58ffc18ca096638bc3a86a22625
[INFO] running `Command { std: "docker" "start" "-a" "098efacf0d76cacb07e54193cae872c5cbdeb58ffc18ca096638bc3a86a22625", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/constrained_connection-fd8091a544f62963)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests constrained-connection
[INFO] [stdout] test tests::quickcheck ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 25.90s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "098efacf0d76cacb07e54193cae872c5cbdeb58ffc18ca096638bc3a86a22625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098efacf0d76cacb07e54193cae872c5cbdeb58ffc18ca096638bc3a86a22625", kill_on_drop: false }`
[INFO] [stdout] 098efacf0d76cacb07e54193cae872c5cbdeb58ffc18ca096638bc3a86a22625